Hawkins electrical guide ... : questions, answers & illustrations : a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications ; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833-1928 · New York : T. Audel & Co. · leaf 112
slots, similar to thespaces between the teeth of a gear wheel, and in which theinductors are laid. 324 HAWKINS ELECTRICITY Ques. What provision is made to avoid eddy currentsin cores? Ans. They are laminated. Ques. Describe this method of construction. Ans. The core is made of stampings of thin… … N 7 END RETAININC PLATES Fig. 351.—Sectional view of laminated smooth core armature showing end plates, flangeand retaining nut. A key is provided to prevent rotation of the core with respect to theshaft. Ques. How thick are the discs? Ans. The thickness ranges from .014 inch to .025 inch,…
Electrical engineering
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